Brand New Microsoft Corporation - Microsoft Lifechat Lx-4000 Headset - Mono - Usb - Wired - 32 Ohm - 75 Hz - 20 Khz - Over-The-Head - Monaural - Semi-Open - 7.13 Ft Cable - Noise Cancelling Microphone "Product Category: Audio Electronics/Headsets/Earsets"<img src="http://ecx.images-amazon.com/images/I/41qb0to0-hL.jpg" noproxy>